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Type declaration parsing; Future feature references

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dcodeIO
2017-12-19 17:49:15 +01:00
parent aa563a9a5a
commit 9632777842
18 changed files with 364 additions and 172 deletions
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25
src/builtins.ts
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@ -42,6 +42,8 @@ export function initialize(program: Program): void {
// host operations
addFunction(program, "current_memory");
addFunction(program, "grow_memory");
// addFunction(program, "move_memory");
// addFunction(program, "set_memory");
// imported
addFunction(program, "parseInt");
@ -589,6 +591,29 @@ export function compileCall(compiler: Compiler, prototype: FunctionPrototype, ty
arg0 = compiler.compileExpression(operands[0], Type.i32);
return module.createHost(HostOp.GrowMemory, null, [ arg0 ]);
// see: https://github.com/WebAssembly/bulk-memory-operations/blob/master/proposals/bulk-memory-operations/Overview.md
/*
case "move_memory": // move_memory(dest: usize, src: usize: n: usize) -> void
compiler.currentType = Type.void;
if (!validateCall(compiler, typeArguments, 0, operands, 3, reportNode))
return module.createUnreachable();
arg0 = compiler.compileExpression(operands[0], usizeType);
arg1 = compiler.compileExpression(operands[1], usizeType);
arg2 = compiler.compileExpression(operands[2], usizeType);
compiler.currentType = Type.void;
return module.createHost(HostOp.MoveMemory, null, [ arg0, arg1, arg2 ]);
case "set_memory": // set_memory(dest: usize, value: u32, n: usize) -> void
compiler.currentType = Type.void;
if (!validateCall(compiler, typeArguments, 0, operands, 3, reportNode))
return module.createUnreachable();
arg0 = compiler.compileExpression(operands[0], usizeType);
arg1 = compiler.compileExpression(operands[1], Type.u32);
arg2 = compiler.compileExpression(operands[2], usizeType);
compiler.currentType = Type.void;
return module.createHost(HostOp.SetMemory, null, [ arg0, arg1, arg2 ]);
*/
// imported
case "parseInt": // takes a pointer to the string